SVGViewElement.cpp [plain text]
#include "config.h"
#include "SVGViewElement.h"
#include "Attribute.h"
#include "SVGFitToViewBox.h"
#include "SVGNames.h"
#include "SVGStringList.h"
#include "SVGZoomAndPan.h"
#include <wtf/NeverDestroyed.h>
namespace WebCore {
DEFINE_ANIMATED_BOOLEAN(SVGViewElement, SVGNames::externalResourcesRequiredAttr, ExternalResourcesRequired, externalResourcesRequired)
DEFINE_ANIMATED_RECT(SVGViewElement, SVGNames::viewBoxAttr, ViewBox, viewBox)
DEFINE_ANIMATED_PRESERVEASPECTRATIO(SVGViewElement, SVGNames::preserveAspectRatioAttr, PreserveAspectRatio, preserveAspectRatio)
BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGViewElement)
REGISTER_LOCAL_ANIMATED_PROPERTY(externalResourcesRequired)
REGISTER_LOCAL_ANIMATED_PROPERTY(viewBox)
REGISTER_LOCAL_ANIMATED_PROPERTY(preserveAspectRatio)
REGISTER_PARENT_ANIMATED_PROPERTIES(SVGElement)
END_REGISTER_ANIMATED_PROPERTIES
inline SVGViewElement::SVGViewElement(const QualifiedName& tagName, Document& document)
: SVGElement(tagName, document)
, m_zoomAndPan(SVGZoomAndPanMagnify)
, m_viewTarget(SVGNames::viewTargetAttr)
{
ASSERT(hasTagName(SVGNames::viewTag));
registerAnimatedPropertiesForSVGViewElement();
}
PassRefPtr<SVGViewElement> SVGViewElement::create(const QualifiedName& tagName, Document& document)
{
return adoptRef(new SVGViewElement(tagName, document));
}
bool SVGViewElement::isSupportedAttribute(const QualifiedName& attrName)
{
static NeverDestroyed<HashSet<QualifiedName>> supportedAttributes;
if (supportedAttributes.get().isEmpty()) {
SVGExternalResourcesRequired::addSupportedAttributes(supportedAttributes);
SVGFitToViewBox::addSupportedAttributes(supportedAttributes);
SVGZoomAndPan::addSupportedAttributes(supportedAttributes);
supportedAttributes.get().add(SVGNames::viewTargetAttr);
}
return supportedAttributes.get().contains<SVGAttributeHashTranslator>(attrName);
}
void SVGViewElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
{
if (!isSupportedAttribute(name)) {
SVGElement::parseAttribute(name, value);
return;
}
if (name == SVGNames::viewTargetAttr) {
viewTarget().reset(value);
return;
}
if (SVGExternalResourcesRequired::parseAttribute(name, value))
return;
if (SVGFitToViewBox::parseAttribute(this, name, value))
return;
if (SVGZoomAndPan::parseAttribute(this, name, value))
return;
ASSERT_NOT_REACHED();
}
}